/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking DFS --traceabstraction.criterion.for.conditional.commutativity.checking LOOP --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 10 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_91-arrayloop2_racefree.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-07 05:19:23,890 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-07 05:19:23,948 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-07 05:19:23,952 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-07 05:19:23,953 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-07 05:19:23,995 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-07 05:19:23,996 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-07 05:19:23,996 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-07 05:19:23,997 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-07 05:19:23,999 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-07 05:19:24,000 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-07 05:19:24,000 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-07 05:19:24,000 INFO L153 SettingsManager]: * Use SBE=true [2024-05-07 05:19:24,002 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-07 05:19:24,002 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-07 05:19:24,002 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-07 05:19:24,002 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-07 05:19:24,002 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-07 05:19:24,002 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-07 05:19:24,002 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-07 05:19:24,003 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-07 05:19:24,004 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-07 05:19:24,004 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-07 05:19:24,004 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-07 05:19:24,004 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-07 05:19:24,005 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-07 05:19:24,005 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-07 05:19:24,005 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-07 05:19:24,005 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-07 05:19:24,005 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-07 05:19:24,005 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-07 05:19:24,005 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-07 05:19:24,006 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-07 05:19:24,006 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-07 05:19:24,006 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-07 05:19:24,006 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-07 05:19:24,006 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-07 05:19:24,006 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-07 05:19:24,006 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-07 05:19:24,006 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> LOOP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-05-07 05:19:24,205 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-07 05:19:24,231 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-07 05:19:24,233 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-07 05:19:24,234 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-07 05:19:24,234 INFO L274 PluginConnector]: CDTParser initialized [2024-05-07 05:19:24,235 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_91-arrayloop2_racefree.i [2024-05-07 05:19:25,568 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-07 05:19:25,825 INFO L384 CDTParser]: Found 1 translation units. [2024-05-07 05:19:25,825 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_91-arrayloop2_racefree.i [2024-05-07 05:19:25,845 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/cc48d9f15/321641d07b1c44ce943d788d4701988f/FLAG17de7b450 [2024-05-07 05:19:25,854 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/cc48d9f15/321641d07b1c44ce943d788d4701988f [2024-05-07 05:19:25,856 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-07 05:19:25,857 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-07 05:19:25,858 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-07 05:19:25,858 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-07 05:19:25,862 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-07 05:19:25,862 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.05 05:19:25" (1/1) ... [2024-05-07 05:19:25,863 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75c3a089 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 05:19:25, skipping insertion in model container [2024-05-07 05:19:25,863 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.05 05:19:25" (1/1) ... [2024-05-07 05:19:25,905 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-07 05:19:26,248 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_91-arrayloop2_racefree.i[47038,47051] [2024-05-07 05:19:26,260 WARN L1590 CHandler]: Possible shadowing of function new [2024-05-07 05:19:26,260 WARN L1590 CHandler]: Possible shadowing of function new [2024-05-07 05:19:26,261 WARN L1590 CHandler]: Possible shadowing of function new [2024-05-07 05:19:26,262 WARN L1590 CHandler]: Possible shadowing of function new [2024-05-07 05:19:26,285 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-07 05:19:26,302 INFO L202 MainTranslator]: Completed pre-run [2024-05-07 05:19:26,331 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_91-arrayloop2_racefree.i[47038,47051] [2024-05-07 05:19:26,335 WARN L1590 CHandler]: Possible shadowing of function new [2024-05-07 05:19:26,335 WARN L1590 CHandler]: Possible shadowing of function new [2024-05-07 05:19:26,336 WARN L1590 CHandler]: Possible shadowing of function new [2024-05-07 05:19:26,336 WARN L1590 CHandler]: Possible shadowing of function new [2024-05-07 05:19:26,358 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-07 05:19:26,406 INFO L206 MainTranslator]: Completed translation [2024-05-07 05:19:26,406 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 05:19:26 WrapperNode [2024-05-07 05:19:26,407 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-07 05:19:26,408 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-07 05:19:26,408 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-07 05:19:26,408 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-07 05:19:26,412 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 05:19:26" (1/1) ... [2024-05-07 05:19:26,426 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 05:19:26" (1/1) ... [2024-05-07 05:19:26,461 INFO L138 Inliner]: procedures = 278, calls = 49, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 199 [2024-05-07 05:19:26,462 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-07 05:19:26,462 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-07 05:19:26,462 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-07 05:19:26,462 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-07 05:19:26,469 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 05:19:26" (1/1) ... [2024-05-07 05:19:26,469 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 05:19:26" (1/1) ... [2024-05-07 05:19:26,472 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 05:19:26" (1/1) ... [2024-05-07 05:19:26,472 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 05:19:26" (1/1) ... [2024-05-07 05:19:26,479 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 05:19:26" (1/1) ... [2024-05-07 05:19:26,481 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 05:19:26" (1/1) ... [2024-05-07 05:19:26,483 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 05:19:26" (1/1) ... [2024-05-07 05:19:26,484 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 05:19:26" (1/1) ... [2024-05-07 05:19:26,486 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-07 05:19:26,486 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-07 05:19:26,487 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-07 05:19:26,487 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-07 05:19:26,487 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 05:19:26" (1/1) ... [2024-05-07 05:19:26,491 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-07 05:19:26,501 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 05:19:26,537 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-05-07 05:19:26,546 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-05-07 05:19:26,588 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-07 05:19:26,589 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-05-07 05:19:26,589 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-07 05:19:26,589 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-05-07 05:19:26,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-05-07 05:19:26,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-07 05:19:26,590 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-05-07 05:19:26,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-05-07 05:19:26,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-07 05:19:26,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-05-07 05:19:26,590 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-05-07 05:19:26,590 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-05-07 05:19:26,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-07 05:19:26,590 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-07 05:19:26,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-07 05:19:26,592 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-07 05:19:26,703 INFO L241 CfgBuilder]: Building ICFG [2024-05-07 05:19:26,704 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-07 05:19:27,020 INFO L282 CfgBuilder]: Performing block encoding [2024-05-07 05:19:27,055 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-07 05:19:27,055 INFO L309 CfgBuilder]: Removed 16 assume(true) statements. [2024-05-07 05:19:27,057 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 05:19:27 BoogieIcfgContainer [2024-05-07 05:19:27,057 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-07 05:19:27,061 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-07 05:19:27,061 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-07 05:19:27,064 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-07 05:19:27,064 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.05 05:19:25" (1/3) ... [2024-05-07 05:19:27,065 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33ed0179 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.05 05:19:27, skipping insertion in model container [2024-05-07 05:19:27,066 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 05:19:26" (2/3) ... [2024-05-07 05:19:27,066 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33ed0179 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.05 05:19:27, skipping insertion in model container [2024-05-07 05:19:27,066 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 05:19:27" (3/3) ... [2024-05-07 05:19:27,067 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_91-arrayloop2_racefree.i [2024-05-07 05:19:27,073 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-07 05:19:27,081 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-07 05:19:27,081 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-07 05:19:27,081 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-07 05:19:27,145 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2024-05-07 05:19:27,186 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-07 05:19:27,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-07 05:19:27,186 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 05:19:27,187 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-07 05:19:27,220 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-05-07 05:19:27,232 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-07 05:19:27,292 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 05:19:27,294 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-07 05:19:27,300 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@716d8014, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=LOOP, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-07 05:19:27,300 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-05-07 05:19:27,375 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-07 05:19:27,378 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 05:19:27,378 INFO L85 PathProgramCache]: Analyzing trace with hash 1594897232, now seen corresponding path program 1 times [2024-05-07 05:19:27,386 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 05:19:27,386 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1410478179] [2024-05-07 05:19:27,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 05:19:27,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 05:19:27,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 05:19:27,615 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-05-07 05:19:27,616 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 05:19:27,616 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1410478179] [2024-05-07 05:19:27,617 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1410478179] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 05:19:27,617 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 05:19:27,617 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-05-07 05:19:27,618 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1397529262] [2024-05-07 05:19:27,618 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 05:19:27,622 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-05-07 05:19:27,622 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 05:19:27,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-05-07 05:19:27,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-07 05:19:27,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 05:19:27,639 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 05:19:27,639 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 05:19:27,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 05:19:27,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-07 05:19:27,677 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-07 05:19:27,677 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-07 05:19:27,677 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 05:19:27,677 INFO L85 PathProgramCache]: Analyzing trace with hash 595859788, now seen corresponding path program 1 times [2024-05-07 05:19:27,678 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 05:19:27,678 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1110439012] [2024-05-07 05:19:27,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 05:19:27,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 05:19:27,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 05:19:27,748 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-05-07 05:19:27,748 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 05:19:27,749 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1110439012] [2024-05-07 05:19:27,749 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1110439012] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 05:19:27,749 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 05:19:27,749 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-05-07 05:19:27,749 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [594600091] [2024-05-07 05:19:27,749 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 05:19:27,750 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-05-07 05:19:27,750 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 05:19:27,750 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-05-07 05:19:27,751 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-07 05:19:27,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 05:19:27,751 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 05:19:27,751 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 05:19:27,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-07 05:19:27,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 05:19:27,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-07 05:19:27,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-07 05:19:27,783 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-07 05:19:27,783 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-07 05:19:27,783 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 05:19:27,784 INFO L85 PathProgramCache]: Analyzing trace with hash -1387885930, now seen corresponding path program 1 times [2024-05-07 05:19:27,784 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 05:19:27,784 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1163158083] [2024-05-07 05:19:27,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 05:19:27,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 05:19:27,812 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 05:19:27,812 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [474385183] [2024-05-07 05:19:27,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 05:19:27,812 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 05:19:27,812 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 05:19:27,854 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 05:19:27,856 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-05-07 05:19:27,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 05:19:27,975 INFO L262 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 05:19:27,980 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 05:19:28,076 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-05-07 05:19:28,076 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 05:19:28,159 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-05-07 05:19:28,160 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 05:19:28,160 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1163158083] [2024-05-07 05:19:28,160 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 05:19:28,160 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [474385183] [2024-05-07 05:19:28,160 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [474385183] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 05:19:28,160 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 05:19:28,160 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2024-05-07 05:19:28,161 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1657557075] [2024-05-07 05:19:28,165 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 05:19:28,166 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 05:19:28,166 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 05:19:28,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 05:19:28,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-05-07 05:19:28,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 05:19:28,167 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 05:19:28,167 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 17.0) internal successors, (136), 8 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 05:19:28,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-07 05:19:28,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-07 05:19:28,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 05:19:28,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-07 05:19:28,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-07 05:19:28,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-07 05:19:28,302 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-05-07 05:19:28,488 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2024-05-07 05:19:28,489 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-07 05:19:28,489 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 05:19:28,489 INFO L85 PathProgramCache]: Analyzing trace with hash -1908306858, now seen corresponding path program 2 times [2024-05-07 05:19:28,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 05:19:28,490 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [139042929] [2024-05-07 05:19:28,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 05:19:28,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 05:19:28,530 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 05:19:28,530 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1838961498] [2024-05-07 05:19:28,530 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-07 05:19:28,530 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 05:19:28,530 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 05:19:28,531 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 05:19:28,534 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-05-07 05:19:28,746 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-07 05:19:28,746 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-07 05:19:28,749 INFO L262 TraceCheckSpWp]: Trace formula consists of 673 conjuncts, 8 conjunts are in the unsatisfiable core [2024-05-07 05:19:28,760 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 05:19:28,906 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 1 proven. 114 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-05-07 05:19:28,906 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 05:19:29,057 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 1 proven. 114 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-05-07 05:19:29,058 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 05:19:29,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [139042929] [2024-05-07 05:19:29,058 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 05:19:29,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1838961498] [2024-05-07 05:19:29,058 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1838961498] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 05:19:29,058 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 05:19:29,058 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2024-05-07 05:19:29,059 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [249879791] [2024-05-07 05:19:29,059 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 05:19:29,059 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-05-07 05:19:29,059 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 05:19:29,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-05-07 05:19:29,060 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=168, Unknown=0, NotChecked=0, Total=240 [2024-05-07 05:19:29,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 05:19:29,060 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 05:19:29,061 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 17.75) internal successors, (284), 16 states have internal predecessors, (284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 05:19:29,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-07 05:19:29,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-07 05:19:29,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-07 05:19:29,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 05:19:29,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-07 05:19:29,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-07 05:19:29,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-07 05:19:29,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-07 05:19:29,212 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-05-07 05:19:29,409 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 05:19:29,410 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-07 05:19:29,410 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 05:19:29,411 INFO L85 PathProgramCache]: Analyzing trace with hash -812384298, now seen corresponding path program 3 times [2024-05-07 05:19:29,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 05:19:29,411 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [418199655] [2024-05-07 05:19:29,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 05:19:29,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 05:19:29,469 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 05:19:29,470 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [836081872] [2024-05-07 05:19:29,470 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-07 05:19:29,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 05:19:29,470 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 05:19:29,471 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 05:19:29,474 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-05-07 05:19:29,679 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2024-05-07 05:19:29,679 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-07 05:19:29,681 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 05:19:29,685 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 05:19:29,938 INFO L134 CoverageAnalysis]: Checked inductivity of 790 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 789 trivial. 0 not checked. [2024-05-07 05:19:29,938 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 05:19:30,185 INFO L134 CoverageAnalysis]: Checked inductivity of 790 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 789 trivial. 0 not checked. [2024-05-07 05:19:30,185 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 05:19:30,186 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [418199655] [2024-05-07 05:19:30,186 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 05:19:30,186 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [836081872] [2024-05-07 05:19:30,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [836081872] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 05:19:30,186 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 05:19:30,186 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2024-05-07 05:19:30,186 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1318229498] [2024-05-07 05:19:30,186 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 05:19:30,187 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 05:19:30,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 05:19:30,187 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 05:19:30,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-05-07 05:19:30,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 05:19:30,188 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 05:19:30,188 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 18.875) internal successors, (151), 8 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 05:19:30,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-07 05:19:30,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-07 05:19:30,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-07 05:19:30,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-07 05:19:30,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 05:19:30,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-07 05:19:30,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-07 05:19:30,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-07 05:19:30,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-07 05:19:30,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-07 05:19:30,280 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-05-07 05:19:30,466 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 05:19:30,467 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-07 05:19:30,467 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 05:19:30,467 INFO L85 PathProgramCache]: Analyzing trace with hash -1892686636, now seen corresponding path program 4 times [2024-05-07 05:19:30,467 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 05:19:30,467 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1823929836] [2024-05-07 05:19:30,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 05:19:30,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 05:19:30,584 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 05:19:30,584 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [539518794] [2024-05-07 05:19:30,584 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-07 05:19:30,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 05:19:30,585 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 05:19:30,586 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 05:19:30,608 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-05-07 05:19:31,381 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-07 05:19:31,381 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-07 05:19:31,397 INFO L262 TraceCheckSpWp]: Trace formula consists of 3383 conjuncts, 8 conjunts are in the unsatisfiable core [2024-05-07 05:19:31,408 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 05:19:32,068 INFO L134 CoverageAnalysis]: Checked inductivity of 7886 backedges. 0 proven. 5529 refuted. 0 times theorem prover too weak. 2357 trivial. 0 not checked. [2024-05-07 05:19:32,068 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 05:19:32,807 INFO L134 CoverageAnalysis]: Checked inductivity of 7886 backedges. 0 proven. 5529 refuted. 0 times theorem prover too weak. 2357 trivial. 0 not checked. [2024-05-07 05:19:32,807 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 05:19:32,807 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1823929836] [2024-05-07 05:19:32,808 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 05:19:32,808 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [539518794] [2024-05-07 05:19:32,808 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [539518794] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 05:19:32,808 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 05:19:32,808 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2024-05-07 05:19:32,808 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1253089697] [2024-05-07 05:19:32,808 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 05:19:32,809 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-05-07 05:19:32,809 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 05:19:32,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-05-07 05:19:32,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=168, Unknown=0, NotChecked=0, Total=240 [2024-05-07 05:19:32,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 05:19:32,814 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 05:19:32,815 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 22.4375) internal successors, (359), 16 states have internal predecessors, (359), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 05:19:32,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-07 05:19:32,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-07 05:19:32,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-07 05:19:32,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-07 05:19:32,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-07 05:19:32,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 05:19:33,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-07 05:19:33,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-07 05:19:33,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-07 05:19:33,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-07 05:19:33,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-07 05:19:33,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-07 05:19:33,056 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-05-07 05:19:33,252 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-05-07 05:19:33,252 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-07 05:19:33,252 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 05:19:33,253 INFO L85 PathProgramCache]: Analyzing trace with hash -1049740848, now seen corresponding path program 5 times [2024-05-07 05:19:33,253 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 05:19:33,253 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [749258018] [2024-05-07 05:19:33,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 05:19:33,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 05:19:33,514 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 05:19:33,515 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1545247872] [2024-05-07 05:19:33,515 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-05-07 05:19:33,515 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 05:19:33,516 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 05:19:33,517 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 05:19:33,544 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process Received shutdown request... [2024-05-07 05:34:10,707 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-07 05:34:10,707 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-07 05:34:10,707 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-07 05:34:11,717 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-05-07 05:34:11,717 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 [2024-05-07 05:34:11,913 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forcibly destroying the process [2024-05-07 05:34:11,949 ERROR L246 FreeRefinementEngine]: Caught known exception: Timeout or Toolchain cancelled by user [2024-05-07 05:34:11,952 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 3 remaining) [2024-05-07 05:34:11,952 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 05:34:11,952 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 1968 with TraceHistMax 49,while AutomatonFreeRefinementEngine was Timeout during CAMEL. [2024-05-07 05:34:11,953 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 3 remaining) [2024-05-07 05:34:11,953 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 3 remaining) [2024-05-07 05:34:11,956 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 137 [2024-05-07 05:34:11,960 INFO L448 BasicCegarLoop]: Path program histogram: [5, 1, 1] [2024-05-07 05:34:11,964 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-07 05:34:11,965 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-07 05:34:11,967 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.05 05:34:11 BasicIcfg [2024-05-07 05:34:11,967 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-07 05:34:11,967 INFO L158 Benchmark]: Toolchain (without parser) took 886109.80ms. Allocated memory was 273.7MB in the beginning and 485.5MB in the end (delta: 211.8MB). Free memory was 241.3MB in the beginning and 328.4MB in the end (delta: -87.1MB). Peak memory consumption was 126.3MB. Max. memory is 8.0GB. [2024-05-07 05:34:11,967 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 174.1MB. Free memory is still 137.6MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-07 05:34:11,970 INFO L158 Benchmark]: CACSL2BoogieTranslator took 548.95ms. Allocated memory is still 273.7MB. Free memory was 240.7MB in the beginning and 209.8MB in the end (delta: 30.9MB). Peak memory consumption was 30.4MB. Max. memory is 8.0GB. [2024-05-07 05:34:11,971 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.28ms. Allocated memory is still 273.7MB. Free memory was 209.8MB in the beginning and 206.7MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2024-05-07 05:34:11,971 INFO L158 Benchmark]: Boogie Preprocessor took 23.73ms. Allocated memory is still 273.7MB. Free memory was 206.7MB in the beginning and 204.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-07 05:34:11,971 INFO L158 Benchmark]: RCFGBuilder took 571.33ms. Allocated memory is still 273.7MB. Free memory was 204.6MB in the beginning and 179.4MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 8.0GB. [2024-05-07 05:34:11,971 INFO L158 Benchmark]: TraceAbstraction took 884905.73ms. Allocated memory was 273.7MB in the beginning and 485.5MB in the end (delta: 211.8MB). Free memory was 178.3MB in the beginning and 328.4MB in the end (delta: -150.0MB). Peak memory consumption was 63.4MB. Max. memory is 8.0GB. [2024-05-07 05:34:11,972 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 174.1MB. Free memory is still 137.6MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 548.95ms. Allocated memory is still 273.7MB. Free memory was 240.7MB in the beginning and 209.8MB in the end (delta: 30.9MB). Peak memory consumption was 30.4MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 54.28ms. Allocated memory is still 273.7MB. Free memory was 209.8MB in the beginning and 206.7MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 23.73ms. Allocated memory is still 273.7MB. Free memory was 206.7MB in the beginning and 204.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 571.33ms. Allocated memory is still 273.7MB. Free memory was 204.6MB in the beginning and 179.4MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 8.0GB. * TraceAbstraction took 884905.73ms. Allocated memory was 273.7MB in the beginning and 485.5MB in the end (delta: 211.8MB). Free memory was 178.3MB in the beginning and 328.4MB in the end (delta: -150.0MB). Peak memory consumption was 63.4MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 456, independent: 356, independent conditional: 211, independent unconditional: 145, dependent: 100, dependent conditional: 100, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 356, independent: 356, independent conditional: 211, independent unconditional: 145, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 356, independent: 356, independent conditional: 211, independent unconditional: 145, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 356, independent: 356, independent conditional: 211, independent unconditional: 145, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 356, independent: 356, independent conditional: 0, independent unconditional: 356, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 356, independent: 356, independent conditional: 0, independent unconditional: 356, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 356, independent: 356, independent conditional: 0, independent unconditional: 356, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 141, independent: 141, independent conditional: 0, independent unconditional: 141, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 141, independent: 141, independent conditional: 0, independent unconditional: 141, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 356, independent: 215, independent conditional: 0, independent unconditional: 215, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 141, unknown conditional: 0, unknown unconditional: 141] , Statistics on independence cache: Total cache size (in pairs): 141, Positive cache size: 141, Positive conditional cache size: 0, Positive unconditional cache size: 141, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 356, independent: 356, independent conditional: 0, independent unconditional: 356, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 356, independent: 356, independent conditional: 0, independent unconditional: 356, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 356, independent: 356, independent conditional: 0, independent unconditional: 356, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 141, independent: 141, independent conditional: 0, independent unconditional: 141, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 141, independent: 141, independent conditional: 0, independent unconditional: 141, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 356, independent: 215, independent conditional: 0, independent unconditional: 215, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 141, unknown conditional: 0, unknown unconditional: 141] , Statistics on independence cache: Total cache size (in pairs): 141, Positive cache size: 141, Positive conditional cache size: 0, Positive unconditional cache size: 141, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0 ], Independence queries for same thread: 100 - TimeoutResultAtElement [Line: 1061]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 1968 with TraceHistMax 49,while AutomatonFreeRefinementEngine was Timeout during CAMEL. - TimeoutResultAtElement [Line: 999]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 1968 with TraceHistMax 49,while AutomatonFreeRefinementEngine was Timeout during CAMEL. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 260 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 884.7s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 5, EmptinessCheckTime: 0.7s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 66, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 1595 NumberOfCodeBlocks, 1278 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 3055 ConstructedInterpolants, 0 QuantifiedInterpolants, 8051 SizeOfPredicates, 16 NumberOfNonLiveVariables, 4587 ConjunctsInSsa, 24 ConjunctsInUnsatCore, 10 InterpolantComputations, 2 PerfectInterpolantSequences, 6327/17617 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConditionalCommutativityCheckTime: 0.0s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 0, ConditionalCommutativityTraceChecks: 0, ConditionalCommutativityImperfectProofs: 0 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown